5558554 has 4 divisors (see below), whose sum is σ = 8337834. Its totient is φ = 2779276.

The previous prime is 5558551. The next prime is 5558557. The reversal of 5558554 is 4558555.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (5558551) and next prime (5558557).

It can be written as a sum of positive squares in only one way, i.e., 2982529 + 2576025 = 1727^2 + 1605^2 .

It is not an unprimeable number, because it can be changed into a prime (5558551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1389637 + ... + 1389640.

Almost surely, 2^5558554 is an apocalyptic number.

5558554 is a deficient number, since it is larger than the sum of its proper divisors (2779280).

5558554 is a wasteful number, since it uses less digits than its factorization.

5558554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2779279.

The product of its digits is 100000, while the sum is 37.

The square root of 5558554 is about 2357.6585842738. The cubic root of 5558554 is about 177.1416190266.

Subtracting from 5558554 its reverse (4558555), we obtain a palindrome (999999).

The spelling of 5558554 in words is "five million, five hundred fifty-eight thousand, five hundred fifty-four".